What type of the reaction is CaCO3 → CaO + CO2 ?
Remedial Classes
October 09, 2024
(a) Displacement reaction (b) Decomposition reaction (c) Combination reaction (d) Double displacement reaction Explanation : In this reacti...
Wednesday, October 9, 2024
Monday, October 7, 2024
Lead nitrate powder taken in a test tube and heated emits brown smoke, is it smoke?
Remedial Classes
October 07, 2024
(a) `O_2` (b) `NO_2` (c) `N_2` (d) `PbO` Explanation: When lead nitrate is heated in a test tube, it decomposes and releases brown fumes. Th...
Saturday, October 5, 2024
A red-brown gas is released along with O2 and lead oxide on heating lead nitrate, it is an example of
Remedial Classes
October 05, 2024
(a) Comnbinatio reaction (b) Oxidation reaction (c) Decomposition reaction (d) Reduction reaction Correct answer - (c) Explanation When ...
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